--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/TransactionUser/src/UserAgentState.cpp	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,283 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// Name          : UserAgentState.cpp
+// Part of       : TransactionUser
+// Version       : SIP/5.0
+//
+
+
+
+#include "SipAssert.h"
+
+#include "CUserAgent.h"
+#include "UserAgentState.h"
+#include "UserAgentTimer.h"
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::CUserAgentState
+// -----------------------------------------------------------------------------
+//
+CUserAgentState::CUserAgentState()
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::~CUserAgentState
+// -----------------------------------------------------------------------------
+//
+CUserAgentState::~CUserAgentState()
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::IsResolving
+// -----------------------------------------------------------------------------
+//
+TBool CUserAgentState::IsResolving() const
+	{
+	return EFalse;
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::CanContinueWithoutOutgoingMsg
+// By default, UA can't continue without iOutgoingMsg.
+// -----------------------------------------------------------------------------
+//
+TBool CUserAgentState::CanContinueWithoutOutgoingMsg(
+	TBool /*aFinalRespPassed*/) const
+	{
+	return EFalse;
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::ShouldUASStop
+// -----------------------------------------------------------------------------
+//
+TBool CUserAgentState::ShouldUASStop() const
+	{
+	return EFalse;
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::CancelL
+// Only certain UAs can be canceled, and they have to be in a certain state.
+// -----------------------------------------------------------------------------
+//
+TBool CUserAgentState::CancelL(CUserAgent& /*aUserAgent*/) const
+	{
+	return EFalse;
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendRequestL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SendRequestL(CUserAgent& /*aUserAgent*/,
+								   CSIPRequest* aReq,
+								   TRegistrationId /*aRegisterId*/,
+								   const CURIContainer& /*aRemoteTarget*/) const
+	{
+    __SIP_ASSERT_LEAVE(aReq, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);	
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendResponseL
+// -----------------------------------------------------------------------------
+//
+void
+CUserAgentState::SendResponseL(CUserAgent& /*aUserAgent*/,
+							   CSIPResponse* aResp,
+							   const TSIPTransportParams& /*aParams*/) const
+	{
+    __SIP_ASSERT_LEAVE(aResp, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendCancelL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SendCancelL(CUserAgent& /*aUserAgent*/,
+								  TTransactionId /*aInviteTaId*/) const
+	{    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendAckL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SendAckL(CUserAgent& /*aUserAgent*/,
+							   CSIPRequest* aAck,
+							   MTransactionOwner& /*aObserver*/,
+							   const TSIPTransportParams& /*aParams*/,
+							   TRegistrationId /*aRegisterId*/,
+							   const CURIContainer& /*aRemoteTarget*/,
+							   TBool /*aDeleteRequest*/,
+							   RStringF /*aBranch*/) const
+	{
+    __SIP_ASSERT_LEAVE(aAck, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::AddressResolvedL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::AddressResolvedL(CUserAgent& /*aUserAgent*/) const
+	{    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::ResolvingFailed
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::ResolvingFailed(CUserAgent& /*aUserAgent*/) const
+	{    
+    __SIP_ASSERT_RETURN(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::TransactionEndsL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::TransactionEndsL(CUserAgent& /*aUserAgent*/,
+									   TInt /*aReason*/) const
+	{    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::ReceiveL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::ReceiveL(CUserAgent& /*aUserAgent*/,							  
+							   CSIPRequest* aRequest) const
+	{
+    __SIP_ASSERT_LEAVE(aRequest, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::ReceiveL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::ReceiveL(CUserAgent& /*aUserAgent*/,
+							   CSIPResponse* aResponse) const
+	{
+    __SIP_ASSERT_LEAVE(aResponse, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::OwnerFoundL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::OwnerFoundL(CUserAgent& /*aUserAgent*/,
+								  MTransactionOwner* aOwner) const
+	{
+    __SIP_ASSERT_LEAVE(aOwner, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::OwnerNotFoundL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::OwnerNotFoundL(CUserAgent& /*aUserAgent*/,
+                                     CSIPResponse* aResp) const
+	{
+    __SIP_ASSERT_LEAVE(aResp, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendCompleteL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SendCompleteL(CUserAgent& /*aUserAgent*/) const
+	{    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SendFailedL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SendFailedL(CUserAgent& /*aUserAgent*/,
+                                  TInt /*aErrcode*/) const
+	{    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::SIPSecCacheUpdatedL
+// SIPSec uses this callback also when UAC has canceled the pending operations.
+// So the default implementation just ignores the event.
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::SIPSecCacheUpdatedL(CUserAgent& /*aUserAgent*/,
+										  TBool /*aSuccess*/) const
+	{    
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::IcmpErrorL
+// By default, UA ignores ICMP errors.
+// -----------------------------------------------------------------------------
+//
+void
+CUserAgentState::IcmpErrorL(CUserAgent& /*aUserAgent*/,
+							const TInetAddr& /*aAddress*/,
+							CSipConnectionMgr::TICMPError /*aError*/) const
+	{    
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::TimerExpiredL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::TimerExpiredL(CUserAgent& /*aUserAgent*/,
+								    TTimerId /*aTimerId*/,
+								    TAny* aTimerParam) const
+	{
+    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+	}
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::RequestRouterErrorL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::RequestRouterErrorL(CUserAgent& /*aUserAgent*/) const
+    {    
+    __SIP_ASSERT_LEAVE(EFalse, KErrGeneral);
+    }
+
+// -----------------------------------------------------------------------------
+// CUserAgentState::HandleTimerExpirationL
+// -----------------------------------------------------------------------------
+//
+void CUserAgentState::HandleTimerExpirationL(CUserAgent& aUserAgent,
+											 TTimerId aTimerId,
+											 TAny* aTimerParam) const
+	{
+    __SIP_ASSERT_LEAVE(aTimerParam, KErrArgument);    
+
+	CUserAgentTimer* timer = reinterpret_cast<CUserAgentTimer*>(aTimerParam);
+	timer->ExpiredL(&aUserAgent, aTimerId);
+	aUserAgent.DeleteTimer(*timer);
+	}